<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
  </head>
  <body>
    <script>
      var longestCommonSubsequence = function (text1, text2) {
        let dp = new Array(text1.length + 1).fill().map(() => new Array(text2.length + 1).fill(0))
        for (let i = 1; i <= text1.length; i++) {
          for (let j = 1; j <= text2.length; j++) {
            if (text1[i - 1] == text2[j - 1]) {
              dp[i][j] = dp[i - 1][j - 1] + 1
            } else {
              dp[i][j] = Math.max(dp[i - 1][j], dp[i][j - 1])
            }
          }
        }
        return dp[text1.length][text2.length]
      }
    </script>
  </body>
</html>
